56 lines
1.7 KiB
PHP
56 lines
1.7 KiB
PHP
<?php
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\
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* CAPTCHA abstraction *
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\* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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function captcha_get_html(): string {
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global $config, $user;
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if(DEBUG && ip_in_range($_SERVER['REMOTE_ADDR'], "127.0.0.0/8")) return "";
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$captcha = "";
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if($user->is_anonymous() && $config->get_bool("comment_captcha")) {
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$r_publickey = $config->get_string("api_recaptcha_pubkey");
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if(!empty($r_publickey)) {
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$captcha = "
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<div class=\"g-recaptcha\" data-sitekey=\"{$r_publickey}\"></div>
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<script type=\"text/javascript\" src=\"https://www.google.com/recaptcha/api.js\"></script>";
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} else {
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session_start();
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$captcha = Securimage::getCaptchaHtml(['securimage_path' => './vendor/dapphp/securimage/']);
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}
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}
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return $captcha;
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}
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function captcha_check(): bool {
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global $config, $user;
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if(DEBUG && ip_in_range($_SERVER['REMOTE_ADDR'], "127.0.0.0/8")) return true;
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if($user->is_anonymous() && $config->get_bool("comment_captcha")) {
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$r_privatekey = $config->get_string('api_recaptcha_privkey');
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if(!empty($r_privatekey)) {
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$recaptcha = new \ReCaptcha\ReCaptcha($r_privatekey);
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$resp = $recaptcha->verify($_POST['g-recaptcha-response'], $_SERVER['REMOTE_ADDR']);
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if(!$resp->isSuccess()) {
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log_info("core", "Captcha failed (ReCaptcha): " . implode("", $resp->getErrorCodes()));
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return false;
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}
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}
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else {
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session_start();
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$securimg = new Securimage();
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if($securimg->check($_POST['captcha_code']) === false) {
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log_info("core", "Captcha failed (Securimage)");
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return false;
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}
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}
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}
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return true;
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}
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